想問要如何決定Variance,SD,CV的大細呢?

2007-02-27 6:16 am

假設我有一組數據如下:
148, 149, 148, 147, 145 , 148
和已經計出 Mean = 147.5, Variance = 1.9, SD = 1.378404875
, CV = 0.93451178,
但我如何決定這些結果的大小呢?

回答 (1)

2007-02-27 6:58 am

✔ 最佳答案

the smaller the SD, the less difference within all the numbers.

👍 0 👎 0